Rotatable mounting system



FIG. 1 is a front view of a rotatable mounting system showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a front perspective view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a rear perspective view thereof;

FIG. 9 is a right side view thereof;

FIG. 10 is a rear perspective view thereof;

FIG. 11 is a rear perspective view thereof;

FIG. 12 is a front view thereof;

FIG. 13 is a front perspective view thereof;

FIG. 14 is a right side view thereof; and,

FIG. 15 is a front view of a second embodiment of a rotatable mounting system showing our new design all other views being identical thereof. 

CLAIM The ornamental design for a rotatable mounting system, as shown and described. 